private void RefreshDefaultAudioEndPoint()
{
MMDeviceEnumerator DevEnum = new MMDeviceEnumerator();
device = DevEnum.GetDefaultAudioEndpoint(EDataFlow.eRender, ERole.eMultimedia);
this.Title = device.FriendlyName.ToString();
LeftChannelVU.SetDeviceLabel(device.FriendlyName.ToString());
RightChannelVU.SetDeviceLabel(device.FriendlyName.ToString());
}
void timer_Tick(object sender, EventArgs e)
{
try
{
double value = device.AudioMeterInformation.PeakValues[0] * 100;
if (left.Count == 10)
{
left.RemoveAt(0);
}
left.Add((float)value);
double leftaverage = left.Average();
value = device.AudioMeterInformation.PeakValues[1] * 100;
if (right.Count == 10)
{
right.RemoveAt(0);
}
right.Add((float)value);
double rightaverage = right.Average();
if (leftaverage > rightaverage)
{
if (leftaverage > lblMax)
{
float interval;
float max;
interval = (float)Math.Ceiling(leftaverage / 4);
max = interval * 4;
lblMax = max;
LeftChannelVU.MoveMaxNeddle((lblMax));
}
}
else
{
if (rightaverage > lblMax)
{
float interval;
float max;
interval = (float)Math.Ceiling(rightaverage / 4);
max = interval * 4;
lblMax = max;
RightChannelVU.MoveMaxNeddle((lblMax));
}
}
LeftChannelValue = (float)(leftaverage / (lblMax / 100));
RightChannelValue = (float)(rightaverage / (lblMax / 100));
}
catch
{
LeftChannelValue = 0;
RightChannelValue = 0;
}
LeftChannelVU.MoveVolumeNeddle(LeftChannelValue);
RightChannelVU.MoveVolumeNeddle(RightChannelValue);
}
private void Window_Loaded(object sender, RoutedEventArgs e)
{
LeftChannelValue = 0;
RightChannelValue = 0;
MMDeviceEnumerator DevEnum = new MMDeviceEnumerator();
device = DevEnum.GetDefaultAudioEndpoint(EDataFlow.eRender, ERole.eMultimedia);
this.Title = device.FriendlyName.ToString();
DispatcherTimer timer = new DispatcherTimer();
timer.Interval = TimeSpan.FromMilliseconds(15);
timer.Tick += timer_Tick;
timer.Start();
LeftChannelVU.SetChannelLabel("Left Channel");
RightChannelVU.SetChannelLabel("Right Channel");
LeftChannelVU.SetDeviceLabel(device.FriendlyName.ToString());
RightChannelVU.SetDeviceLabel(device.FriendlyName.ToString());
}
